Avoid headaches and replace those pesky OE subframe mounting bolts with this KellTrac IRS stud kit. This kit includes everything you need to stud your S550 or S650 rear IRS subframe to the chassis.
-Zinc Coated Grade 10.9 studs, class 10 nuts and washers
-Comes with M14x2.0 Hand Tap and Anti-Seize for proper installation
-Allows adjusting of subframe heights and angles without compromising thread engagement
-Prevents cross threading which is VERY common. Also prevents damaging threads which is common on the front driver side mount
-Allows the ability to drop the subframe VERY low and still support from the studs. This is convenient for those who need to work on the IRS frequently (racers)
